— 217 — 



B. Leaves abruptly narrowed from sheathing base; upper 

 cells short quadrate not sinuous; hairpoint often long. 

 3.G.flinalis Schwsegrichen. — Trichostomum Schw.; Grimmia 

 Schimp. 



Leaves with subulate acumen, shorter than in G. torquafa 

 and not large, us. brown when moist; cells not yellow: basal 

 rectangular, middle short-rectangular or subquadrate sinuous, 

 upper dusky very small and not well-defined; costa brown 

 opake; hairpoint often long. Capsule with arcuate pedicel. 

 Tufts not cohering, blackish or r. pale brown. Less r. fruiting. 

 — Alp. rocks. Eur. not r. Norway, Switzerl.l Sweden: R. 

 Hartman. France: Husnot. Amer. Greenl.: Berggren. 

 4.G.tortifolia Kindb. enumer. bryin. dovrens. — G. strepto- 

 phylla Kindb. Laubm. Schwed. u. Norw. 



Leaves small and short, subovate-oblong with acute or sub- 

 obtuse acumen, us. dark green when moist; cells gen. not 

 yellow: nearly all quadrate and not distinctly sinuous, only the 

 lowest basal rectangular hyaline; upper cells well-defined larger 

 than in the last and not dusky; costa not opake; hairpoint 

 very short us. wanting. Capsules unknown. Tufts densely 

 cohering, dark green when dry. — Alp. rocks r. Eur. Norway 

 in Dovrefjeldl 



* G.calvescens Kindb. enum. bryin. dovr. — G. imberbis 

 Kindb. botan. notiser. 



Leaves small subovate or subovate-oblong gen. obtuse, green 

 when moist; cells not (or r. faintly) yellow: all basal rectangu- 

 lar, the middle faintly, sinuous. Capsule suberect with nearly 

 straight pedicel. — Alp. rocks r. Eur. Norway, Switzerl.l 

 Sweden: E. Nyman. Austria: Venturi. Amer. U. S.: Roell. 



* G.pellucida Kindb. in Hedwigia 1896 p. (i4. 



Leaves larger and longer, ovate-lanceolate subacute bright 

 green; cells pale pellucid, nearly all quadrate and not distinctly 

 sinuous; costa pellucid. Capsules unknown. Tufts pale green 

 when diy. — Amer. r. Can. Brit. Col. and Vane, isl.: Macoun. 

 U. S.: Roell. 



* G.pseudo-torqaata Kindb. n. subsp. 



Leaves somewhat larger, ovate-lanceolate acute, green or. the 

 uppermost yellow when moist; basal and middle cells sinuous 

 and rectangular; costa nearly opake. Capsules unknown. Ha- 

 bit of G. proli/era. — Alp. ajid subalp. rocks r. Eur. Norway 

 in Do.vrefjeld and Gudbrandsdall Sweden in Jemtland: P. 

 Dus6n. 



16 



